NSR Query Results
Output year order : Descending NSR database version of April 24, 2024. Search: Author = R.P.Schmitt Found 66 matches. 2003SC18 Yad.Fiz. 66, 1199 (2003); Phys.Atomic Nuclei 66, 1163 (2003) R.P.Schmitt, T.Botting, G.G.Chubarian, K.L.Wolf, B.J.Hurst, H.Jabs, M.Hamelin, A.Bacak, Yu.Ts.Oganessian, M.G.Itkis, E.M.Kozulin, N.A.Kondratiev, V.S.Salamatin, I.V.Pokrovsky, F.Hanappe, E.de Goes Brennand, A.Huck, L.Stuttge, E.Liatard, J.Beene, R.Varner, M.Halbert, N.Gan Probing Fission Time Scales with Neutrons and GDR Gamma Rays NUCLEAR REACTIONS 176Yb, 208Pb(16O, F), E=133 MeV; 188Os, 209Bi(α, F), E=104 MeV; measured En, pre-fission neutron multiplicities, GDR associated Eγ, Ig; deduced friction coefficients, fission time scales.
doi: 10.1134/1.1586431
2001CH50 Phys.Rev.Lett. 87, 052701 (2001) G.G.Chubarian, M.G.Itkis, N.A.Kondratiev, E.M.Kozulin, V.V.Pashkevich, I.V.Pokrovsky, A.Ya.Rusanov, V.S.Salamatin, R.P.Schmitt Gamma-Ray Multiplicities and Fission Modes in 208Pb(18O, f) NUCLEAR REACTIONS 208Pb(18O, F), E=78-198 MeV; measured fission fragment yields, fission mode dependence of γ-ray multiplicity. Comparison with model predictions.
doi: 10.1103/PhysRevLett.87.052701
2001TO07 Phys.Rev. C63, 035801 (2001) Y.Tokimoto, H.Utsunomiya, T.Yamagata, M.Ohta, Y.-W.Lui, R.P.Schmitt, S.Typel, Y.Aoki, K.Ieki, K.Katori Coulomb Breakup of 7Li for Nuclear Astrophysics NUCLEAR REACTIONS 27Al, 58Ni, 64Zn, 90Zr, 120Sn, 144Sm, 169Tm, 197Au, 208Pb(7Li, tα), E=42 MeV; measured triton, α spectra, σ(θ) following resonant and nonresonant Coulomb breakup; deduced postacceleration effect. 3H(α, γ), E(cm) ≈ 0.05-0.8 MeV; deduced astrophysical S factors.
doi: 10.1103/PhysRevC.63.035801
2000PO12 Phys.Rev. C62, 014615 (2000) I.V.Pokrovsky, M.G.Itkis, I.M.Itkis, N.A.Kondratiev, E.M.Kozulin, E.V.Prokhorova, V.S.Salamatin, V.V.Pashkevich, S.I.Mulgin, A.Ya.Rusanov, S.V.Zhdanov, G.G.Chubarian, B.J.Hurst, R.P.Schmitt, C.Agodi, G.Bellia, L.Calabretta, K.Lukashin, C.Maiolino, A.Kelic, G.Rudolf, L.Stuttge, F.Hanappe Fission Modes in the Reaction 208Pb(18O, f) NUCLEAR REACTIONS 208Pb(18O, F), E=78 MeV; measured fission fragments kinetic energy, mass distributions; deduced high-energy fission mode. Multicomponent analysis method.
doi: 10.1103/PhysRevC.62.014615
1999UT03 Nucl.Phys. (Supplement) A654, 928c (1999) H.Utsunomiya, Y.Tokimoto, T.Yamagata, M.Ohta, Y.Aoki, K.Hirota, K.Ieki, Y.Iwata, K.Katori, S.Hamada, Y.-W.Lui, R.P.Schmitt, S.Typel, G.Baur Excitation of Continuum States in 7Li and Their Decay by Quantum Tunneling NUCLEAR REACTIONS 27Al, 58Ni, 64Zn, 90Zr, 120Sn, 144Sm, 197Au(7Li, tα), E=42 MeV; measured particle spectra, forward-backward asymmetry; deduced E1, E2, higher-order effects in Coulomb breakup.
doi: 10.1016/S0375-9474(00)88575-9
1998HU11 Nucl.Phys. A636, 3 (1998) B.Hurst, J.Boger, T.Botting, L.Cooke, D.O'Kelly, R.P.Schmitt, B.K.Srivastava, W.Turmel Excitation Energy Deposition from Neutron Multiplicity Distributions for Reactions Induced with 30 A MEV 14N, 20Ne, 63Cu and 55 A MeV 4He NUCLEAR REACTIONS 12C, 27Al, 58Ni, 63Cu, 92,96,100Mo, Ag, 120,124Sn, 144,154Sm, 174Yb, 197Au, 208Pb, 232Th, 238U(14N, xn), 116Sn, 150Sm(20Ne, xn), 96,100Mo, 197Au(63Cu, xn), E=30 MeV/nucleon; 116,120,124Sn, 148,150,154Sm, 174Yb, 181Ta, 232Th(α, xn), E=55 MeV/nucleon; measured neutron multiplicity distributions; deduced excitation energy deposition systematics. 4π detector. Statistical model comparisons.
doi: 10.1016/S0375-9474(98)00162-6
1998UT01 Phys.Lett. 416B, 43 (1998) H.Utsunomiya, Y.Tokimoto, H.Mabuchi, K.Osada, T.Yamagata, M.Ohta, Y.Aoki, K.Hirota, K.Ieki, Y.Iwata, K.Katori, S.Hamada, Y.-W.Lui, R.P.Schmitt Strongly-Suppressed Post-Coulomb Acceleration in Non-Resonant Breakup of 7Li NUCLEAR REACTIONS 27Al, 58Ni, 90Zr, 120Sn, 144Sm, 197Au(7Li, tα), E=42 MeV; measured tα-coin, σ(θ, Et, Eα); deduced no evidence for fragment post-acceleration. Non-resonant breakup, Coulomb dissociation, astrophysical implications.
doi: 10.1016/S0370-2693(97)01328-2
1998UT03 Nucl.Instrum.Methods Phys.Res. A402, 417 (1998) H.Utsunomiya, Y.Tokimoto, K.Osada, T.Yamagata, M.Ohta, Y.Aoki, K.Hirota, K.Ieki, Y.Iwata, K.Katori, S.Hamada, Y.-W.Lui, R.P.Schmitt Method of Coulomb Breakup Probing Primordial 7Li Synthesis NUCLEAR REACTIONS 90Zr(7Li, tα), E=42 MeV; measured t-, α-spectra, tα-coin; deduced astrophysical S-factors. Comparison with direct capture data.
doi: 10.1016/S0168-9002(97)00883-8
1998UT04 J.Phys.(London) G24, 1637 (1998) H.Utsunomiya, Y.Tokimoto, K.Osada, T.Yamagata, M.Ohta, Y.Aoki, K.Hirota, K.Ieki, Y.Iwata, K.Katori, S.Hamada, Y.-W.Lui, R.P.Schmitt Astrophysical Implications of Non-Resonant Break-Up of 7Li NUCLEAR REACTIONS 90Zr, 197Au(7Li, tα), E not given; analyzed nonresonant breakup data; deduced role of post-Coulomb acceleration.
doi: 10.1088/0954-3899/24/8/044
1997MO28 Phys.Rev.Lett. 79, 4295 (1997) L.G.Moretto, K.X.Jing, R.Gatti, Th.Rubehn, G.J.Wozniak, R.P.Schmitt Moretto et al. Reply:
doi: 10.1103/PhysRevLett.79.4295
1997OK02 Phys.Lett. 393B, 301 (1997) D.O'Kelly, T.Botting, B.Hurst, R.P.Schmitt, Y.-W.Lui, Y.Hirabayashi, S.Okabe, Y.Sakuragi, H.Utsunomiya, T.Yamagata, M.Ohta Breakup of 30 MeV/u-16O in Nuclear and Coulomb Fields of 120Sn and 208Pb Nuclei NUCLEAR REACTIONS 120Sn, 208Pb(16O, α12C), E=30 MeV/nucleon; measured α12C-coin, σ(θ, θ(α12C)); deduced nuclear, Coulomb-breakup interference role. Coupled channels approach, orthogonality condition model.
doi: 10.1016/S0370-2693(96)01636-X
1996UT01 Nucl.Instrum.Methods Phys.Res. A371, 514 (1996) H.Utsunomiya, Y.-W.Lui, D.H.Youngblood, D.O'Kelly, R.P.Schmitt Identification of Heavy Ions in Magnetic Spectrograph Measurements using a Plastic Phoswich NUCLEAR REACTIONS 90Zr(40Ar, X), 208Pb(16O, X), E=30 MeV/nucleon; measured heavy-ion production associated light output spectra, scatter plots. Magnetic spectrograph with plastic phoswich detectors.
doi: 10.1016/0168-9002(95)00828-4
1995LO02 Nucl.Phys. A581, 373 (1995) Y.Lou, M.Gonin, R.Wada, K.Hagel, J.Li, B.Xiao, M.Gui, D.Utley, R.Tezkratt, L.Cooke, T.Botting, B.Hurst, D.O'Kelly, G.Mouchaty, R.P.Schmitt, W.Turmel, J.B.Natowitz, D.Fabris, G.Nebbia, G.Viesti, J.Ruiz, R.Burch, F.Gramegna, M.Poggi, G.Prete, M.E.Brandan, A.Menchaca-Rocha Light-Particle Evaporation as a Function of Neutron Excess for Medium-Mass Compound Nuclei with E(x) ≈ 2 MeV/u NUCLEAR REACTIONS 92,100Mo(63Cu, F), E=10 MeV/nucleon; 144,148,154Sm(20Ne, F), E=20 MeV/nucleon; measured fission (fragment)α-coin, proton, neutron, α-multiplicities, mass, total kinetic energy, linear momentum transfer distributions; deduced dynamic fission role. Statistical model analysis.
doi: 10.1016/0375-9474(94)00482-3
1995MO33 Phys.Rev.Lett. 75, 4186 (1995) L.G.Moretto, K.X.Jing, R.Gatti, G.J.Wozniak, R.P.Schmitt Scaling Laws, Shell Effects, and Transient Times in Fission Probabilities NUCLEAR STRUCTURE 186,187,188Os, 201Tl, 203,204,205,206,208Pb, 208,210,211,212Po, 213At; analyzed (α, F) reaction fission σ(E) data; deduced effective barriers, shell effects, scaling laws related features.
doi: 10.1103/PhysRevLett.75.4186
1995MU21 Phys.Rev. C52, 3483 (1995) A.M.Mukhamedzhanov, R.P.Schmitt, R.E.Tribble, A.Sattarov Astrophysical Factor for the Radiative Capture Reaction α + d → 6Li + γ NUCLEAR REACTIONS, ICPND 2H(α, γ), E(cm) ≤ 600 keV; calculated astrophysical S-factor vs E; deduced reaction rate. Both E1, E2 contributions included.
doi: 10.1103/PhysRevC.52.3483
1995SC38 Nucl.Phys. A592, 130 (1995) R.P.Schmitt, L.Cooke, H.Dejbakhsh, D.R.Haenni, T.Shutt, B.K.Srivastava, H.Utsunomiya K-Equilibration and Spin Enhancement Effects in 120 MeV 16O- and 214 MeV 32S-Induced Fission NUCLEAR REACTIONS 174Yb, 208Pb, 209Bi, 232Th, 238U(16O, F), E=120 MeV; 208Pb, 232Th(32S, F), E=214 MeV; measured γ-multiplicity following fission, σ(fragment θ) in some cases; deduced collective modes excitation, K-equilibration, spin enhancement effects related features.
doi: 10.1016/0375-9474(95)00178-4
1995SC55 Nucl.Instrum.Methods Phys.Res. A354, 487 (1995) R.P.Schmitt, L.Cooke, G.Derrig, D.Fabris, B.Hurst, J.B.Natowitz, G.Nebbia, D.O'Kelly, B.K.Srivastava, W.Turmel, D.Utley, H.Utsunomiya, R.Wada A Flexible 4π Neutron Detector for In-Beam Studies: The Texas A and M neutron ball RADIOACTIVITY 252Cf(SF); measured neutron multiplicity distribution; deduced detector response. 4π ' neutron ball '. Monte Carlo simulations.
doi: 10.1016/0168-9002(94)01029-3
1994CH17 Nucl.Phys. A569, 93c (1994) R.K.Choudhury, K.L.Wolf, H.Jabs, J.Schoemaker, J.B.Natowitz, K.Hagel, Y.Lou, R.Wada, R.P.Schmitt, W.Turmel, H.Xu Giant Dipole Resonance Gamma Decay of 142Nd Nuclei Produced by 16O + 126Te and 22Ne + 120Sn Reactions at E(*) = 150 MeV NUCLEAR REACTIONS 126Te(16O, X), E=179 MeV; 120Sn(22Ne, X), E=193 MeV; measured particle, γ-spectra. 142Nd deduced GDR parameters, no entrance channel effects.
doi: 10.1016/0375-9474(94)90099-X
1991DE14 Phys.Rev. C44, 119 (1991) H.Dejbakhsh, G.Mouchaty, R.P.Schmitt Level Structure of 101Tc Investigated by Means of Massive Transfer Reactions NUCLEAR REACTIONS 100Mo(7Li, 2nα), E=49 MeV; measured (particle)γ-, γγ(particle)-coin, Iγ, Eγ. 101Tc deduced levels, J, π, band structure. Model comparison. NUCLEAR STRUCTURE 101Tc; calculated levels. Cranking shell model, interacting boson-fermion model.
doi: 10.1103/PhysRevC.44.119
1990GO24 Phys.Rev. C42, 2125 (1990) M.Gonin, L.Cooke, K.Hagel, Y.Lou, J.B.Natowitz, R.P.Schmitt, S.Shlomo, B.Srivastava, W.Turmel, H.Utsunomiya, R.Wada, G.Nardelli, G.Nebbia, G.Viesti, R.Zanon, B.Fornal, G.Prete, K.Niita, S.Hannuschke, P.Gonthier, B.Wilkins Dynamical Effects on the De-Excitation of Hot Nuclei with A ≈ 160 NUCLEAR REACTIONS 100Mo(60Ni, F), E=550, 655 MeV; measured charged particle, neutron muliplicities, evaporation residues velocities, fission fragments energies; deduced hot nuclear properties.
doi: 10.1103/PhysRevC.42.2125
1990NI04 Phys.Rev. C41, 2118 (1990) N.G.Nicolis, D.G.Sarantites, L.A.Adler, F.A.Dilmanian, K.Honkanen, Z.Majka, L.G.Sobotka, Z.Li, T.M.Semkow, J.R.Beene, M.L.Halbert, D.C.Hensley, J.B.Natowitz, R.P.Schmitt, D.Fabris, G.Nebbia, G.Mouchaty Deformation Effects in the Compound Nucleus Decay using the Spin-Alignment Method NUCLEAR REACTIONS 65Cu(45Sc, X), E=200 MeV; 50Ti(64Ni, X), E=250 MeV; 74Ge(64Ni, X), E=270 MeV; 100Mo(64Ni, X), E=270 MeV; 150Nd(20Ne, X), E=176.6 MeV; measured σ(θα); deduced statistical model parameters. Spin-alignment method.
doi: 10.1103/PhysRevC.41.2118
1990SC05 Z.Phys. A335, 49 (1990) Defining a Reaction Plane in Particle-Fission Correlation Measurements NUCLEAR REACTIONS 124Sn(37Cl, F), E=200, 250 MeV; 141Pr(28Si, X), E=318 MeV; calculated α(fragment)-correlation anisotropies following fission. Spherical emitter model.
1990SC33 Phys.Rev.Lett. 65, 2080 (1990) Comment on Nonstatistical Excited-State Populations
doi: 10.1103/PhysRevLett.65.2080
1990UT02 Nucl.Phys. A511, 379 (1990) H.Utsunomiya, Y.-W.Lui, L.Cooke, H.Dejbakhsh, D.R.Haenni, P.Heimberg, A.Ray, B.K.Srivastava, R.P.Schmitt, T.Udagawa Continuous Distribution of αt Relative Kinetic Energies in 7Li Breakup Reactions NUCLEAR REACTIONS 208Pb(7Li, 7Li), (7Li, 7Li'), E=63 MeV; measured σ(θ). 208Pb, 144Sm, 120Sn, 58Ni(7Li, αt), E=63 MeV; measured σ(Eα, Et, θ); deduced astrophysical implications. Enriched targets. Enge split-pole spectrograph. DWBA analysis.
doi: 10.1016/0375-9474(90)90165-I
1990UT03 Phys.Rev.Lett. 65, 847 (1990); Erratum Phys.Rev.Lett. 69, 863 (1992) H.Utsunomiya, Y.-W.Lui, D.R.Haenni, H.Dejbakhsh, L.Cooke, B.K.Srivastava, W.Turmel, D.O'Kelly, R.P.Schmitt, D.Shapira, J.Gomez del Campo, A.Ray, T.Udagawa Breakup of 7Li Near the α-t Threshold and a Possible Probe of Radiative-Capture Processes NUCLEAR REACTIONS, ICPND 27Al, 58Ni, 120Sn, 144Sm, 208Pb(7Li, tα), E=42, 63 MeV; measured σ(θ(7Li)) vs E(αt); deduced B(λ), astrophysical S-factor vs E.
doi: 10.1103/PhysRevLett.65.847
1989GO02 Phys.Lett. 217B, 406 (1989) M.Gonin, L.Cooke, K.Hagel, Y.Lou, J.B.Natowitz, R.P.Schmitt, B.Srivastava, W.Turmel, H.Utsunomiya, R.Wada, B.Fornal, G.Nardelli, G.Nebbia, G.Viesti, R.Zanon, G.Prete, P.Gonthier, B.Wilkins Determination of the Temperatures of Hot Nuclei from ' First Chance ' Emission Spectra NUCLEAR REACTIONS 100Mo(60Ni, X), E=655, 550 MeV; measured light charged particle, neutron spectra. 160Yb deduced hot nucleus temperature, other parameters.
doi: 10.1016/0370-2693(89)90069-5
1989GO11 Nucl.Phys. A495, 139c (1989) M.Gonin, L.Cooke, B.Fornal, P.Gonthier, M.Gui, Y.Lou, J.B.Natowitz, G.Nardelli, G.Nebbia, G.Prete, R.P.Schmitt, B.Srivastava, W.Turmel, D.Utley, H.Utsunomiya, G.Viesti, R.Wada, B.Wilkins, R.Zanon Thermal Properties and Dynamics of Hot Nuclei NUCLEAR REACTIONS 100Mo(60Ni, X), E=655 MeV; calculated evaporated particle temperatures, α-, d-, p-, n-spectra. Ag(32S, X), (16O, X), E=30 MeV/nucleon; 154Sm(14N, X), E=19, 35 MeV/nucleon; calculated α-particle multiplicities.
doi: 10.1016/0375-9474(89)90314-X
1989UT01 Nucl.Instrum.Methods Phys.Res. A278, 744 (1989) H.Utsunomiya, Y.-W.Lui, R.P.Schmitt The Particle-Particle Correlation Technique with a Broad Range Magnetic Spectrograph and Its Applications NUCLEAR REACTIONS 208Pb(16O, α12C), E=30 MeV/nucleon; 2H(p, p), E=22 MeV; measured (particle)(particle)-correlation. New correlation technique with broad range magnetic spectrograph.
doi: 10.1016/0168-9002(89)91198-4
1988DE04 Phys.Rev. C37, 621 (1988) H.Dejbakhsh, R.P.Schmitt, G.Mouchaty Collective and Single Particle Structure in 103Rh NUCLEAR REACTIONS 7Li(100Mo, 4n), E=45 MeV; measured Eγ, Iγ, γ(θ), γγ-coin, σ(Eγ, E). 103Rh deduced levels, J, π. Ge(Li) detector. NUCLEAR STRUCTURE 103Rh; calculated levels, B(E2). Symmetric rotor plus particle, generalized particle-asymmetric rotor, interacting boson models, backbending frequency, alignment, cranked shell model.
doi: 10.1103/PhysRevC.37.621
1988HA32 Nucl.Phys. A486, 429 (1988) K.Hagel, D.Fabris, P.Gonthier, H.Ho, Y.Lou, Z.Majka, G.Mouchaty, M.N.Namboodiri, J.B.Natowitz, G.Nebbia, R.P.Schmitt, G.Viesti, R.Wada, B.Wilkins Production and Characterization of Hot Nuclei in the Reactions of 19 and 35 MeV/u 14N with 145Sm NUCLEAR REACTIONS 154Sm(14N, F), (14N, αX), E=261, 490 MeV; measured fission fragment σ(θ(folding)), σ(fragment θ), mass distribution, σ(θ(α), E(θ)), α(fragment)-coin; deduced hot nuclear properties.
doi: 10.1016/0375-9474(88)90245-X
1988SC15 Nucl.Phys. A487, 370 (1988) R.P.Schmitt, D.R.Haenni, L.Cooke, H.Dejbakhsh, G.Mouchaty, T.Shutt, H.Utsunomiya Probing the Tilting Mode in Fission with γ-Ray Multiplicity Techniques NUCLEAR REACTIONS 206Pb, 209Bi, 232Th, 238U(α, F), E=43 MeV; measured fission fragment σ(θ), γ-ray multiplicities. Statistical model comparisons.
doi: 10.1016/0375-9474(88)90619-7
1988UT01 Phys.Lett. 211B, 24 (1988) H.Utsunomiya, R.P.Schmitt, Y.-W.Lui, D.R.Haenni, H.Dejbakhsh, L.Cooke, P.Heimberg, A.Ray, T.Tamura, T.Udagawa Observation of α-t Continuum States with Relative Energies of 0-2 MeV in 7Li Breakup Reactions NUCLEAR REACTIONS 208Pb, 144Sm, 120Sn, 58Ni(7Li, tα), E=63 MeV; measured αt-coin, σ(θ, θ(αt)) vs E(αt); deduced αt-continuum states. 208Pb, 120Sn(7Li, 7Li'), E=63 MeV; measured σ(θ) following Coulomb excitation.
doi: 10.1016/0370-2693(88)90800-3
1988UT02 Nucl.Phys. A487, 162 (1988) Quasi-Free Stripping Reactions - Extended Serber Model (II) NUCLEAR REACTIONS 197Au(22Ne, 19F), (22Ne, 16O), (22Ne, 15O), E=428 MeV; calculated σ(θ, E(ejectile)). Extended Serber model.
doi: 10.1016/0375-9474(88)90134-0
1987MA01 Phys.Rev.Lett. 58, 322 (1987) Z.Majka, D.G.Sarantites, L.G.Sobotka, K.Honkanen, E.L.Dines, L.A.Adler, Li Ze, M.L.Halbert, J.R.Beene, D.C.Hensley, R.P.Schmitt, G.Nebbia Nuclear Shapes from Alpha-Gamma-Ray Angular Correlations NUCLEAR REACTIONS 65Cu(45Sc, X), E=200 MeV; 150Nd(20Ne, X), E=177 MeV; measured γα-coin, Eα, αγ(θ). 110Sn, 170Yb deduced shapes. ΔE-E telescopes, spin spectrometer.
doi: 10.1103/PhysRevLett.58.322
1987NA01 Phys.Rev. C35, 149 (1987) M.N.Namboodiri, R.K.Choudhury, L.Adler, J.D.Bronson, D.Fabris, U.Garg, P.L.Gonthier, K.Hagel, D.R.Haenni, Y.W.Lui, Z.Majka, G.Mouchaty, T.Murakami, J.B.Natowitz, G.Nebbia, R.P.Schmitt, S.Simon, J.P.Sullivan, D.H.Youngblood Linear Momentum and Angular Momentum Transfer in the Reactions of 16O with 154Sm NUCLEAR REACTIONS 154Sm(16O, X), E=180, 310 MeV; measured (ejectile)γ-, (residue)γ-coin, σ(fragment θ, E), < Eγ > vs fragment for X=6,7Li, 7,9,10Be, 10,11B, 11,12,13,14C, 13,14,15N, 15,16,17O; deduced angular, linear momentum transfer correlation.
doi: 10.1103/PhysRevC.35.149
1987SC17 Phys.Lett. 192B, 44 (1987) R.P.Schmitt, H.Dejbakhsh, D.R.Haenni, G.Mouchaty, T.Shutt, M.Tirion Exploring the K-Distribution in Fission NUCLEAR REACTIONS 206Pb, 209Bi, 232Th, 238U(α, F), E=42.9 MeV; measured fission fragment σ(θ), γ multiplicity vs θ(fragment); deduced fragment spin angle dependence. Transition state model.
doi: 10.1016/0370-2693(87)91139-7
1987SO13 Nucl.Phys. A471, 131c (1987) L.G.Sobotka, D.G.Sarantites, Ze Li, E.L.Dines, M.L.Halbert, D.C.Hensley, R.P.Schmitt, Z.Majka, G.Nebbia, H.C.Griffin, A.J.Sierk The Angular Momentum Dependence of Complex Fragment Emission NUCLEAR REACTIONS 65Cu(45Sc, X), E=200 MeV; measured σ(fragment θ), γ(fragment)-coin, γ-multiplicity; deduced fragment emission angular momentum dependence.
doi: 10.1016/0375-9474(87)90247-8
1987SO15 Phys.Rev. C36, 2713 (1987) L.G.Sobotka, D.G.Sarantites, Ze Li, E.L.Dines, M.L.Halbert, D.C.Hensley, J.C.Lisle, R.P.Schmitt, Z.Majka, G.Nebbia, H.C.Griffin, A.J.Sierk Angular Momentum Dependence of Complex Fragment Emission NUCLEAR REACTIONS 65Cu(45Sc, X), E=200 MeV; measured σ(fragment θ), (γ-multiplicity)(X)-coin; deduced angular momentum in kinetic energy partition features.
doi: 10.1103/PhysRevC.36.2713
1986HA09 Phys.Rev. C33, 1543 (1986) D.R.Haenni, H.Dejbakhsh, R.P.Schmitt, G.Mouchaty Evidence for h11/2 Neutron Alignment in Band Crossings for the Transitional Mass 100 Nuclei NUCLEAR REACTIONS 100Mo(7Li, xnypzα), E=45 MeV; measured Eγ, Iγ, γ(θ), γγ-, (particle)γ-, (particle)γγ-coin. 101,102,103,104Ru, 101Tc, 103Rh deduced levels, J, π, γ-branching, band structure.
doi: 10.1103/PhysRevC.33.1543
1986NE03 Phys.Lett. 176B, 20 (1986) G.Nebbia, K.Hagel, D.Fabris, Z.Majka, J.B.Natowitz, R.P.Schmitt, B.Sterling, G.Mouchaty, G.Berkowitz, K.Strozewski, G.Viesti, P.I.Gonthier, B.Wilkins, M.N.Namboodiri, H.Ho Temperatures, Barriers, and Level Densities of Highly Excited Nuclei with A ≈ 160 NUCLEAR REACTIONS 154Sm(14N, αX), E=261, 490 MeV; measured σ(θ(α), fragment E), σ(fragment)-, αγ-coin, γ multiplicities; deduced heavy residue temperatures, barriers, level density parameters. Tof, Si, NaI detectors.
doi: 10.1016/0370-2693(86)90917-2
1985SC12 Z.Phys. A321, 411 (1985) R.P.Schmitt, G.Mouchaty, D.R.Haenni, M.Tirion Angular Momentum Bearing Modes and Nuclear Structure Effects in 12C-Induced Fission NUCLEAR REACTIONS 174Yb, 197Au, 209Bi(12C, F), E=100 MeV; 154Sm, 174Yb, 197Au, 209Bi(12C, F), E=180 MeV; measured average γ multiplicity; deduced fission fragment angular momenta. Statistical model comparison.
doi: 10.1007/BF01411972
1984MO10 Z.Phys. A316, 285 (1984) G.Mouchaty, D.R.Haenni, S.Nath, U.Garg, R.P.Schmitt Angular Momentum Alignment in the Reaction 154Sm + 214 MeV 32S NUCLEAR REACTIONS 154Sm(32S, X), E=214 MeV; measured (particle)γ-, (particle)γγ-coin, continuum γ-multiplicities, γ(θ), fragment spin alignment probability vs total kinetic energy loss; deduced target-like fragment stretched E2 transition characteristics.
doi: 10.1007/BF01439901
1984SC31 Nucl.Phys. A427, 614 (1984) R.P.Schmitt, G.Mouchaty, D.R.Haenni Angular Momentum Transfer in 12C-, 20Ne- and 40Ar-Induced Fission NUCLEAR REACTIONS 174Yb, 182W, 197Au(12C, F), E=140 MeV; 154Sm, 174Yb, 197Au(20Ne, F), E=164 MeV; Ag, 154Sm(40Ar, F), E=240 MeV; measured fission fragment mass, energy distributions, γ-multiplicities. Statistical model.
doi: 10.1016/0375-9474(84)90233-1
1983SA10 Nucl.Phys. A400, 435c (1983) R.C.Sarantites, M.Jaaskelainen, F.A.Dilmanian, H.Puchta, R.Woodward, J.R.Beene, D.C.Hensley, M.L.Halbert, J.Hattula, J.H.Barker, R.Novotny, L.Adler, R.K.Choudhury, M.N.Namboodiri, R.P.Schmitt, J.B.Natowitz Research Highlights with the Spin Spectrometer NUCLEAR REACTIONS 146Nd(20Ne, 8n), E=136 MeV; 146Nd(20Ne, 6n), (20Ne, 7n), E=136, 149 MeV; 144Nd(20Ne, 6n), (20Ne, 7n), 146Nd(20Ne, 8n), E=149 MeV; measured continuum γ-spectra, γ-multiplicities; deduced fusion reaction, entry state energy, angular momentum dependences. 160,158,159Yb deduced effective moment of inertia vs spin, entry line energy vs γ-multiplicity, localized stretched dipole transition. 157,161Yb deduced localized stretched dipole transition.
doi: 10.1016/0375-9474(83)90448-7
1983SC27 Phys.Lett. 127B, 327 (1983) R.P.Schmitt, G.Mouchaty, D.R.Haenni, P.Bogucki Possible Evidence for the Statistical Excitation of Collective Modes in Heavy Ion Induced Fission NUCLEAR REACTIONS 154Sm(40Ar, F), E=240 MeV; 182W(12C, F), E=140 MeV; measured γ-multiplicity vs fission fragment mass; deduced average total fragment spin vs mass, possible statistical collective mode excitation. Two-sphere model, thermal excitation mechanism.
doi: 10.1016/0370-2693(83)91010-9
1983WO07 Nucl.Phys. A402, 322 (1983) G.J.Wozniak, G.J.Mathews, R.P.Schmitt, R.Regimbart, H.Hubel, R.M.Diamond, L.G.Moretto A Study of Charge, Energy and Angular Momentum Transfer in the 56Fe + 197Au and 56Fe + 107,109Ag Reactions at 7.2 and 8.3 MeV/Nucleon NUCLEAR REACTIONS Ag, 197Au(56Fe, X), E=401, 460, 470 MeV; measured σ(fragment E, Z, θ), γ-ray multiplicity for 13 ≤ Z ≤ 39. Diffusion model.
doi: 10.1016/0375-9474(83)90502-X
1982DI16 Phys.Rev.Lett. 49, 1909 (1982) F.A.Dilmanian, D.G.Sarantites, M.Jaaskelainen, H.Puchta, R.Woodward, J.R.Beene, D.C.Hensley, M.L.Halbert, R.Novotny, L.Adler, R.K.Choudhury, M.N.Namboodiri, R.P.Schmitt, J.B.Natowitz Alpha-Particle Angular Distributions with Respect to Spin Direction NUCLEAR REACTIONS 150Nd(20Ne, xα), E=176 MeV; measured σ(θ, Eα) vs γ-multiplicity, evaporation residue spin direction; deduced α-emitting nucleus deformation characteristics.
doi: 10.1103/PhysRevLett.49.1909
1982HA13 Phys.Rev. C25, 1699 (1982) D.R.Haenni, T.T.Sugihara, R.P.Schmitt, G.Mouchaty, U.Garg In-Beam Spectroscopy of Neutron-Rich Nuclei: New application of massive-transfer reactions NUCLEAR REACTIONS, ICPND 100Mo(7Li, 2np), (7Li, nd), (7Li, t), 154Sm(7Li, 4np), (7Li, 3nd), (7Li, 2nt), E=48 MeV; measured Eγ, Iγ, γγ-, γ(particle)-coin. 100Mo(7Li, 2np), (7Li, 3np), (7Li, 4np), (7Li, nd), (7Li, 2nd), (7Li, 3nd), (7Li, t), (7Li, nt), (7Li, 2nt), E=48 MeV; measured yield vs excitation energy. 104Ru, 156Gd deduced levels.
doi: 10.1103/PhysRevC.25.1699
1982MA01 Phys.Rev. C25, 300 (1982) G.J.Mathews, J.B.Moulton, G.J.Wozniak, B.Cauvin, R.P.Schmitt, J.S.Sventek, L.G.Moretto 20Ne-Induced Reactions with Cu and 197Au at 8.6 and 12.6 MeV/Nucleon NUCLEAR REACTIONS Cu, 197Au(20Ne, X), E=170, 252 MeV; measured σ(fragment θ, E, Z). Diffusion model.
doi: 10.1103/PhysRevC.25.300
1982SC10 Nucl.Phys. A379, 313 (1982) Equilibrium Treatment of Spin-Depolarizing Modes in Mass Asymmetric Heavy-Ion Systems NUCLEAR REACTIONS, Fission 197Au(Kr, F), E=600 MeV; calculated σ(fragment θ), σ(fragment φ), sequential fission. Two sphere model, spin depolarizing mode thermal excitation.
doi: 10.1016/0375-9474(82)90395-5
1981NA09 Phys.Rev.Lett. 47, 1114 (1981) J.B.Natowitz, M.N.Namboodiri, L.Adler, R.P.Schmitt, R.L.Watson, S.Simon, M.Berlanger, R.Choudhury Particle Emission at a 20Ne Projectile Velocity Comparable to the Fermi Velocity NUCLEAR REACTIONS Ta, Ag, Ni(20Ne, p), (20Ne, d), (20Ne, 3He), (20Ne, α), E=60 MeV/nucleon; measured σ(θ, Ep), σ(θ, Ed), σ(θ, Et), σ(θ, E(3He)), σ(θ, Eα); deduced statistical projectile fragmentation dominance.
doi: 10.1103/PhysRevLett.47.1114
1981SC03 Phys.Rev.Lett. 46, 522 (1981) R.P.Schmitt, G.J.Wozniak, G.U.Rattazzi, G.J.Mathews, R.Regimbart, L.G.Moretto Fast-Particle Emission in the Deep-Inelastic Reaction Cu + 20Ne at 12.6 MeV/nucleon NUCLEAR REACTIONS Cu(20Ne, pX), E=252 MeV; measured p(fragment)(θ), σ(Ep, θp, fragment θ). Collinear geometry. Evaporation calculations, thermal fluctuation in two fragment excitation energy.
doi: 10.1103/PhysRevLett.46.522
1980MO02 Phys.Rev. C21, 204 (1980) Equilibrium Statistical Treatment of Angular Momenta Associated with Collective Modes in Fission and Heavy-Ion Reactions NUCLEAR REACTIONS 197Au(40Ar, X), (40Ar, F), E=288 MeV; 197Au(86Kr, X), (86Kr, F), E=600 MeV; calculated mass asymmetry, collective rotational mode effect on fragment spins, angular momentum fractionation. Statistical equilibrium model.
doi: 10.1103/PhysRevC.21.204
1979AG06 Phys.Rev.Lett. 43, 1778 (1979) P.Aguer, R.P.Schmitt, G.J.Wozniak, D.Habs, R.M.Diamond, C.Ellegaard, D.L.Hillis, C.C.Hsu, G.J.Mathews, L.G.Moretto, G.U.Rattazzi, C.P.Roulet, F.S.Stephens Fragment Spin Orientation in Deep-Inelastic Reactions from Anisotropy Measurements of Continuum γ Rays NUCLEAR REACTIONS 197Au(136Xe, X), E=1064 MeV; measured (fragment)γ-coin; deduced depolarization of fragment angular momentum during deep-inelastic collisions. Statistical excitation, various depolarizing modes.
doi: 10.1103/PhysRevLett.43.1778
1979MA15 Z.Phys. A290, 407 (1979) G.J.Mathews, L.G.Sobotka, G.J.Wozniak, R.Regimbart, R.P.Schmitt, G.U.Rattazzi, L.G.Moretto A Scenario for the 220-MeV 40Ar + 238U Reaction NUCLEAR REACTIONS 238U(40Ar, X), E=220 MeV; measured fragment, (fragment)(fragment)-coin, charge distribution; deduced reaction mechanism.
doi: 10.1007/BF01408404
1978AL02 Phys.Rev.Lett. 40, 622 (1978) M.M.Aleonard, G.J.Wozniak, P.Glassel, M.A.Deleplanque, R.M.Diamond, L.G.Moretto, R.P.Schmitt, F.S.Stephens Evidence for Angular Momentum Fractionation in 86Kr-Induced Reactions On 107,109Ag, 165Ho, and 197Au NUCLEAR REACTIONS 107,109Ag, 165Ho, 197Au(86Kr, X), E=618 MeV; measured γ-multiplicities as function of fragment (Z).
doi: 10.1103/PhysRevLett.40.622
1978CA01 Nucl.Phys. A294, 225 (1978) B.Cauvin, R.P.Schmitt, G.J.Wozniak, P.Glassel, P.Russo, R.C.Jared, J.B.Moulton, L.G.Moretto Transitional Features Observed in the Charge and Angular Distributions of Deeply Inelastic Fragments Produced in the Reaction 181Ta + 620 MeV 86Kr NUCLEAR REACTIONS 181Ta(86Kr, X), E=620 MeV; measured σ(E, θ, Z), 13 ≤ Z ≤ 49; deduced charge diffusion constant, T1/2 of reaction intermediate.
doi: 10.1016/0375-9474(78)90406-2
1978CA09 Nucl.Phys. A301, 511 (1978) B.Cauvin, R.C.Jared, P.Russon, R.P.Schmitt, R.Babinet, L.G.Moretto Binary Aspects and Particle Multiplicities of the Fragments from (nat)Ag + 340 MeV 40Ar Deep Inelastic Collisions NUCLEAR REACTIONS Ag(40Ar, X), E=340 MeV; measured binary events 10 ≤ Z ≤ 32; deduced masses of fragments before evaporation, mass loss due to evaporation.
doi: 10.1016/0375-9474(78)90065-9
1978RE07 Phys.Rev.Lett. 41, 1355 (1978) R.Regimbart, A.N.Behkami, G.J.Wozniak, R.P.Schmitt, J.S.Sventek, L.G.Moretto γ-Ray Multiplicities from a Diffusion Model Incorporating One-Body Dissipation NUCLEAR REACTIONS 107,109Ag, 165Ho, 197Au(86Kr, X), E=618 MeV; calculated σ(Z), total kinetic energy.
doi: 10.1103/PhysRevLett.41.1355
1978SC20 Phys.Rev.Lett. 41, 1152 (1978) R.P.Schmitt, G.Bizard, G.J.Wozniak, L.G.Moretto Evidence for Energy Thermalization in Deep-Inelastic Processes: 63Cu + 20Ne at 7.9, 12.6, and 17.2 MeV/Nucleon NUCLEAR REACTIONS 63Cu(20Ne, X), E=158, 252, 343 MeV; measured σ(Z), light charged particles; deduced evidence for energy thermalization.
doi: 10.1103/PhysRevLett.41.1152
1978WO06 Nucl.Phys. A298, 169 (1978) G.J.Wozniak, R.P.Schmitt, P.Glassel, L.G.Moretto A Study of Diffusion Phenomena in the Rare Earth Region: The Reaction 159Tb + 620 MeV 86Kr NUCLEAR REACTIONS 159Tb(86Kr, X), E=620 MeV; measured σ(E, Z, θ), Z=20-48; deduced charge diffusion constants, L-dependent T1/2 of intermediate complex. 107,109Ag(86Kr, X), E=620 MeV; deduced L-dependent T1/2 of intermediate complex.
doi: 10.1016/0375-9474(78)90014-3
1978WO07 Phys.Rev.Lett. 40, 1436 (1978) G.J.Wozniak, R.P.Schmitt, P.Glassel, R.C.Jared, G.Bizard, L.G.Moretto Evidence for Angular Momentum Depolarization and for Enhanced Sequential Fission in the Reaction 197Au(86Kr, Z3f) NUCLEAR REACTIONS 197Au(86Kr, F), E=618 MeV; measured light, heavy fragment distribution; deduced reaction mechanism.
doi: 10.1103/PhysRevLett.40.1436
1977MA26 Z.Phys. A283, 247 (1977) G.J.Mathews, G.J.Wozniak, R.P.Schmitt, L.G.Moretto Evidence for the Characterization of Heavy-Ion Reactions by the Ratio E/B NUCLEAR REACTIONS 108Ag(40Ar, X), E=170 MeV; measured σ(Z, θ). 108Ag(86Kr, X), E=620 MeV; 197Au(86Kr, X), E=620 MeV; analyzed data; deduced characterization of HI reactions by center-of-mass kinetic energy, Coulomb barrier ratio.
doi: 10.1007/BF01407204
1977RU02 Phys.Lett. 67B, 155 (1977) P.Russo, R.P.Schmitt, G.J.Wozniak, B.Cauvin, P.Glassel, R.C.Jared, L.G.Moretto Charge and Angular Distributions and Secondary Fission of Deep Inelastic Products from the Reaction 197Au + 979 MeV 136Xe
doi: 10.1016/0370-2693(77)90090-9
1977RU03 Nucl.Phys. A281, 509 (1977) P.Russo, R.P.Schmitt, G.J.Wozniak, R.C.Jared, P.Glassel, B.Cauvin, J.S.Sventek, L.G.Moretto Evidence for Diffusive Relaxation Along the Mass Asymmetry Coordinate in the Reaction 197Au + 620 MeV 86Kr NUCLEAR REACTIONS 197Au(86Kr, F), E(lab)=620 MeV; measured σ(E, Z, θ), for 14 ≤ Z ≤ 55; deduced charge diffusion constant, T1/2 of intermediate complex.
doi: 10.1016/0375-9474(77)90512-7
1977SC06 Nucl.Phys. A279, 141 (1977) R.P.Schmitt, P.Russo, R.Babinet, R.Jared, L.G.Moretto Nuclear Relaxation Phenomena, Diffusion and Orbiting in the Reaction 107,109Ag + 84,86Kr at 7.2 MeV/Nucleon NUCLEAR REACTIONS 107,109Ag(84Kr, X), (86Kr, X), E=606, 620 MeV; measured σ(E, θ, Z), Z=9-50.
doi: 10.1016/0375-9474(77)90426-2
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